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Sphinxa [80]
3 years ago
12

Math test please help!!!

Mathematics
1 answer:
Nesterboy [21]3 years ago
8 0

Answer:

f(2) = 49

Step-by-step explanation:

Replace all the x's in the equation with 2s then solve.

f(2) = (9 - 2)²

f(2) = (7)²

f(2) = 49

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There are 30 homes in Neighborhood A. Each year, the number of homes increases by 20%. Just down the road, Neighborhood B has 45
4vir4ik [10]
I'm only going to complete Part B. The other two are a bit easier and I believe you can do it! :D
Neighborhood A
----------------------------
Year 1: 30 increased by 20% = 6 more homes.
Year 2: 36 increased by 20% = 7.2 more homes ... 7 more homes. You cannot round in these types of problems.
Year 3: 43 increased by 20% = 8.6 ... 8 more homes.
Year 4: 51 increased by 20% = 10.2 ... 10 more homes.
Year 5: 61 increased by 20% = 12.2 ... 12 more homes.
At the end of 5 years Neighborhood A will have 73 homes in total.

Neighborhood B
---------------------------
Year 1: 45 +3 = 48
Year 2: 48 +3 = 51
Year 3: 51 +3 = 54
Year 4: 54 +3 = 57
Year 5: 57 +3= 60 homes
After 5 years Neighborhood B will have 60 homes.
Hope this helped! I will do Part A or Part C later if I have time and you still need assistance. 
3 0
3 years ago
Please help me!!!!!!!!!!
Crank
They each ate 1.5 pieces of pie
8 0
3 years ago
Read 2 more answers
Pls help, will give brainliest if your answer is right!<br><br> Question in image.
Blababa [14]

Step-by-step explanation:

Mean = Average : Sum of the data ÷ Number of data

So find the average number of lates per student

4 = Lates

30 (sum of frequencies) = Frequencies

So 4 ÷ 30 = 7.5

Therefore the answer is 7.5..

7 0
3 years ago
Someone help and plz make sure it’s right :)
Olin [163]

Answer:

25 degree

Step-by-step explanation:

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8 0
3 years ago
Find the value of x in the triangle shown below.<br> please help me
vaieri [72.5K]

Answer:

Final Answer: 59

Step-by-step explanation:

180- 62= 118

118 / 2= 59

so both angles would be 59

8 0
3 years ago
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